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mirror of https://git.FreeBSD.org/src.git synced 2024-12-22 11:17:19 +00:00
freebsd/games/trek/kill.c
1999-11-30 03:50:02 +00:00

232 lines
5.5 KiB
C

/*
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
#if 0
static char sccsid[] = "@(#)kill.c 8.1 (Berkeley) 5/31/93";
#endif
static const char rcsid[] =
"$FreeBSD$";
#endif /* not lint */
# include "trek.h"
/*
** KILL KILL KILL !!!
**
** This file handles the killing off of almost anything.
*/
/*
** Handle a Klingon's death
**
** The Klingon at the sector given by the parameters is killed
** and removed from the Klingon list. Notice that it is not
** removed from the event list; this is done later, when the
** the event is to be caught. Also, the time left is recomputed,
** and the game is won if that was the last klingon.
*/
killk(ix, iy)
int ix, iy;
{
int i, j;
printf(" *** Klingon at %d,%d destroyed ***\n", ix, iy);
/* remove the scoundrel */
Now.klings -= 1;
Sect[ix][iy] = EMPTY;
Quad[Ship.quadx][Ship.quady].klings -= 1;
/* %%% IS THIS SAFE???? %%% */
Quad[Ship.quadx][Ship.quady].scanned -= 100;
Game.killk += 1;
/* find the Klingon in the Klingon list */
for (i = 0; i < Etc.nkling; i++)
if (ix == Etc.klingon[i].x && iy == Etc.klingon[i].y)
{
/* purge him from the list */
Etc.nkling -= 1;
for (; i < Etc.nkling; i++)
bmove(&Etc.klingon[i+1], &Etc.klingon[i], sizeof Etc.klingon[i]);
break;
}
/* find out if that was the last one */
if (Now.klings <= 0)
win();
/* recompute time left */
Now.time = Now.resource / Now.klings;
return;
}
/*
** handle a starbase's death
*/
killb(qx, qy)
int qx, qy;
{
struct quad *q;
struct xy *b;
q = &Quad[qx][qy];
if (q->bases <= 0)
return;
if (!damaged(SSRADIO))
/* then update starchart */
if (q->scanned < 1000)
q->scanned -= 10;
else
if (q->scanned > 1000)
q->scanned = -1;
q->bases = 0;
Now.bases -= 1;
for (b = Now.base; ; b++)
if (qx == b->x && qy == b->y)
break;
bmove(&Now.base[Now.bases], b, sizeof *b);
if (qx == Ship.quadx && qy == Ship.quady)
{
Sect[Etc.starbase.x][Etc.starbase.y] = EMPTY;
if (Ship.cond == DOCKED)
undock();
printf("Starbase at %d,%d destroyed\n", Etc.starbase.x, Etc.starbase.y);
}
else
{
if (!damaged(SSRADIO))
{
printf("Uhura: Starfleet command reports that the starbase in\n");
printf(" quadrant %d,%d has been destroyed\n", qx, qy);
}
else
schedule(E_KATSB | E_GHOST, 1e50, qx, qy, 0);
}
}
/**
** kill an inhabited starsystem
**/
kills(x, y, f)
int x, y; /* quad coords if f == 0, else sector coords */
int f; /* f != 0 -- this quad; f < 0 -- Enterprise's fault */
{
struct quad *q;
struct event *e;
char *name;
char *systemname();
if (f)
{
/* current quadrant */
q = &Quad[Ship.quadx][Ship.quady];
Sect[x][y] = EMPTY;
name = systemname(q);
if (name == 0)
return;
printf("Inhabited starsystem %s at %d,%d destroyed\n",
name, x, y);
if (f < 0)
Game.killinhab += 1;
}
else
{
/* different quadrant */
q = &Quad[x][y];
}
if (q->qsystemname & Q_DISTRESSED)
{
/* distressed starsystem */
e = &Event[q->qsystemname & Q_SYSTEM];
printf("Distress call for %s invalidated\n",
Systemname[e->systemname]);
unschedule(e);
}
q->qsystemname = 0;
q->stars -= 1;
}
/**
** "kill" a distress call
**/
killd(x, y, f)
int x, y; /* quadrant coordinates */
int f; /* set if user is to be informed */
{
struct event *e;
int i;
struct quad *q;
q = &Quad[x][y];
for (i = 0; i < MAXEVENTS; i++)
{
e = &Event[i];
if (e->x != x || e->y != y)
continue;
switch (e->evcode)
{
case E_KDESB:
if (f)
{
printf("Distress call for starbase in %d,%d nullified\n",
x, y);
unschedule(e);
}
break;
case E_ENSLV:
case E_REPRO:
if (f)
{
printf("Distress call for %s in quadrant %d,%d nullified\n",
Systemname[e->systemname], x, y);
q->qsystemname = e->systemname;
unschedule(e);
}
else
{
e->evcode |= E_GHOST;
}
}
}
}